On Your Mark (Chinese: 了不起的老爸; pinyin: Liǎobuqǐ de Lǎobà; lit.

'amazing dad') is a 2021 Chinese drama film directed by Chiu Keng Guan and starring Wang Yanhui, Zhang Youhao, and Gong Beibi.

[1][2] The film follows the story of a father and son who participate in a marathon and thus come to understand and improve themselves.

[4][3] On the day of its release, On Your Mark was the top-earning film in the Chinese box office.

[5] Critic Derek Elley called it "a disease-of-the-week melodrama grafted onto a dysfunction".